.page-contact {
  --pc-panel-line: rgba(39, 68, 90, 0.85);
  --pc-soft: rgba(233, 242, 245, 0.72);
  --pc-cyan-glow: rgba(77, 227, 224, 0.16);
  padding-bottom: clamp(32px, 6vw, 72px);
}

.page-contact .shell {
  display: block;
}

.page-contact .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 clamp(16px, 3vw, 26px);
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--pc-soft);
}

.page-contact .breadcrumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}

.page-contact .breadcrumbs a {
  color: var(--cyan);
  text-decoration: none;
}

.page-contact .breadcrumbs a:hover,
.page-contact .breadcrumbs a:focus-visible {
  color: var(--ice);
  text-decoration: underline;
}

/* ---------- 首屏服务台 ---------- */
.page-contact .contact-hero {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 4vw, 40px);
  align-items: center;
  padding: clamp(20px, 4vw, 48px);
  background:
    radial-gradient(120% 100% at 88% 0%, var(--pc-cyan-glow), transparent 62%),
    linear-gradient(158deg, #0d1f33 0%, #07111f 72%);
  clip-path: var(--chamfer-panel);
  overflow: hidden;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(90deg, rgba(39, 68, 90, 0.28) 0 1px, transparent 1px 96px),
    repeating-linear-gradient(0deg, rgba(39, 68, 90, 0.22) 0 1px, transparent 1px 96px);
  pointer-events: none;
  opacity: 0.55;
}

.page-contact .hero-copy {
  position: relative;
  z-index: 1;
}

.page-contact .eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-contact h1 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(38px, 8vw, 78px);
  line-height: 0.98;
  letter-spacing: -0.04em;
  color: var(--paper);
}

.page-contact .hero-lede {
  margin: 0 0 24px;
  max-width: 60ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--pc-soft);
}

.page-contact .hero-chips {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .hero-chips li {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: baseline;
  padding: 9px 12px;
  font-size: 14px;
  color: var(--paper);
  background: rgba(7, 17, 31, 0.55);
  box-shadow: inset 0 0 0 1px var(--pc-panel-line);
  clip-path: var(--chamfer-btn);
}

.page-contact .hero-chips .mono {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--gold);
}

.page-contact .hero-figure {
  position: relative;
  z-index: 1;
  margin: 0;
  background: var(--console);
  box-shadow: inset 0 0 0 1px var(--pc-panel-line);
}

.page-contact .media-frame {
  display: block;
  overflow: hidden;
  clip-path: var(--chamfer-panel);
}

.page-contact .media-frame img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 通道 + 工单双栏 ---------- */
.page-contact .service-desk {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 34px);
  margin-top: clamp(28px, 5vw, 56px);
}

.page-contact .section-head {
  margin-bottom: 18px;
}

.page-contact .label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-contact .section-title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 3.6vw, 36px);
  line-height: 1.16;
  letter-spacing: -0.03em;
  color: var(--paper);
}

.page-contact .lede {
  margin: 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--pc-soft);
}

.page-contact .channel-column {
  display: block;
}

.page-contact .channel {
  position: relative;
  margin-bottom: 14px;
  padding: clamp(16px, 2.4vw, 22px);
  background: linear-gradient(150deg, #0d1f33, #0a1a2b);
  box-shadow: inset 0 0 0 1px var(--pc-panel-line);
  clip-path: var(--chamfer-panel);
  transition: transform var(--fast) var(--ease), box-shadow var(--fast) var(--ease), background var(--fast) var(--ease);
}

.page-contact .channel:hover,
.page-contact .channel:focus-within {
  transform: translateY(-2px);
  box-shadow: inset 0 0 0 1px var(--cyan);
  background: linear-gradient(150deg, #10263c, #0a1a2b);
}

.page-contact .channel:last-child {
  margin-bottom: 0;
}

.page-contact .channel-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.page-contact .channel-icon {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
  color: var(--cyan);
  background: rgba(77, 227, 224, 0.1);
  box-shadow: inset 0 0 0 1px rgba(77, 227, 224, 0.4);
  clip-path: var(--chamfer-btn);
}

.page-contact .channel-icon svg {
  width: 20px;
  height: 20px;
}

.page-contact .channel-name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-contact .channel-value {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: clamp(14px, 1.8vw, 16px);
  letter-spacing: 0.01em;
  color: var(--gold);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .channel-scene {
  margin: 0 0 10px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--pc-soft);
}

.page-contact .channel-meta {
  margin: 0 0 14px;
  padding-left: 10px;
  border-left: 2px solid var(--line);
  font-size: 13px;
  line-height: 1.7;
  color: rgba(233, 242, 245, 0.58);
}

.page-contact .channel-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.page-contact .btn {
  text-decoration: none;
}

.page-contact .copy-btn {
  appearance: none;
  cursor: pointer;
  padding: 9px 14px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--ice);
  background: transparent;
  border: 1px solid var(--line);
  clip-path: var(--chamfer-btn);
  transition: color var(--fast) var(--ease), border-color var(--fast) var(--ease), background var(--fast) var(--ease);
}

.page-contact .copy-btn:hover,
.page-contact .copy-btn:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
  background: rgba(77, 227, 224, 0.08);
}

.page-contact .copy-btn[data-copied="true"] {
  color: var(--cyan);
  border-color: var(--cyan);
  background: rgba(77, 227, 224, 0.14);
}

.page-contact .copy-btn--wide {
  padding: 12px 18px;
  font-size: 13px;
}

/* ---------- 工单编辑器 ---------- */
.page-contact .ticket-desk {
  position: relative;
  padding: clamp(18px, 3vw, 30px);
  background:
    linear-gradient(180deg, rgba(11, 43, 51, 0.96), rgba(7, 17, 31, 0.98));
  box-shadow: inset 0 0 0 1px rgba(77, 227, 224, 0.28);
  clip-path: var(--chamfer-panel);
}

.page-contact .ticket-head {
  margin-bottom: 18px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--pc-panel-line);
}

.page-contact .ticket-lede {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--pc-soft);
}

.page-contact .ticket-fields {
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
}

.page-contact .ticket-fields li {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 10px;
  padding: 12px 0;
  border-bottom: 1px dashed rgba(39, 68, 90, 0.9);
}

.page-contact .ticket-fields li:last-child {
  border-bottom: 0;
}

.page-contact .field-no {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
  color: rgba(77, 227, 224, 0.72);
}

.page-contact .field-body {
  min-width: 0;
}

.page-contact .field-label {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--paper);
}

.page-contact .field-body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--pc-soft);
}

.page-contact .ticket-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  padding-top: 16px;
  border-top: 1px solid var(--pc-panel-line);
}

.page-contact .ticket-note {
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  line-height: 1.7;
  color: rgba(233, 242, 245, 0.5);
}

/* ---------- 回复节奏 ---------- */
.page-contact .reply-band {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 40px);
  margin-top: clamp(28px, 5vw, 56px);
  padding: clamp(22px, 4vw, 44px);
  background:
    radial-gradient(90% 120% at 0% 100%, rgba(246, 196, 83, 0.1), transparent 60%),
    var(--deep-teal);
  clip-path: var(--chamfer-panel);
}

.page-contact .reply-rules {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .reply-rules li {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: baseline;
  padding: 10px 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--pc-soft);
  border-top: 1px solid rgba(39, 68, 90, 0.75);
}

.page-contact .reply-rules .mono {
  flex: 0 0 auto;
  min-width: 76px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--gold);
}

.page-contact .reply-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-contact .reply-steps li {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 12px;
  padding: 14px 16px;
  background: rgba(7, 17, 31, 0.55);
  box-shadow: inset 0 0 0 1px var(--pc-panel-line);
  clip-path: var(--chamfer-btn);
  transition: box-shadow var(--fast) var(--ease), transform var(--fast) var(--ease);
}

.page-contact .reply-steps li:hover {
  transform: translateY(-2px);
  box-shadow: inset 0 0 0 1px var(--cyan);
}

.page-contact .step-no {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: rgba(246, 196, 83, 0.85);
}

.page-contact .reply-steps h3 {
  margin: 0 0 4px;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .reply-steps p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--pc-soft);
}

/* ---------- 地址与备案 ---------- */
.page-contact .contact-rail {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 36px);
  align-items: center;
  margin-top: clamp(28px, 5vw, 56px);
  padding: clamp(20px, 3.4vw, 36px);
  background: linear-gradient(140deg, #4a1f3d 0%, #2b1226 100%);
  clip-path: var(--chamfer-panel);
}

.page-contact .rail-figure {
  margin: 0;
  box-shadow: inset 0 0 0 1px rgba(246, 196, 83, 0.28);
}

.page-contact .rail-body {
  min-width: 0;
}

.page-contact .rail-body .section-title {
  color: var(--paper);
}

.page-contact .rail-list {
  margin: 0 0 18px;
  padding: 0;
}

.page-contact .rail-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 12px 0;
  border-top: 1px solid rgba(233, 242, 245, 0.16);
}

.page-contact .rail-row dt {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: rgba(233, 242, 245, 0.62);
}

.page-contact .rail-row dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--paper);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .rail-row dd a {
  color: var(--ice);
  text-decoration: none;
  border-bottom: 1px solid rgba(168, 247, 244, 0.4);
}

.page-contact .rail-row dd a:hover,
.page-contact .rail-row dd a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-contact .rail-icp {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--gold);
}

.page-contact .rail-note {
  margin: 0 0 18px;
  font-size: 13.5px;
  line-height: 1.8;
  color: rgba(233, 242, 245, 0.78);
}

.page-contact .rail-note a {
  color: var(--ice);
  text-decoration: none;
  border-bottom: 1px solid rgba(168, 247, 244, 0.4);
}

.page-contact .rail-note a:hover,
.page-contact .rail-note a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-contact .rail-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact a:focus-visible,
.page-contact button:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: 2px;
}

@media (min-width: 720px) {
  .page-contact .hero-chips {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .hero-chips li {
    flex-direction: column;
    gap: 6px;
  }

  .page-contact .rail-row {
    grid-template-columns: 132px 1fr;
    gap: 12px;
    align-items: baseline;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-hero {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    padding: clamp(32px, 4vw, 56px);
  }

  .page-contact .service-desk {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    align-items: start;
  }

  .page-contact .ticket-desk {
    position: sticky;
    top: 24px;
  }

  .page-contact .reply-band {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .contact-rail {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel,
  .page-contact .reply-steps li,
  .page-contact .copy-btn {
    transition: none;
  }

  .page-contact .channel:hover,
  .page-contact .channel:focus-within,
  .page-contact .reply-steps li:hover {
    transform: none;
  }
}
<<<END>>>